没有好的用户体验,再好的商业模式都是空谈。
Immigration can have positive effects on innovation and productivity.
我只是一个想要有所作为的孩子。
书籍是最安静、最恒久的朋友;它们是最易接近、最睿智的顾问,也是最耐心的老师。
每个数学问题都有一个解决方案;只是需要时间和创造力来找到它。
One often calms one's grief by recounting it.
I have the same goal I've had ever since I was a girl. I want to rule the world.